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third/spdlog/sinks/basic_file_sink.h

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+// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
+// Distributed under the MIT License (http://opensource.org/licenses/MIT)
+
+#pragma once
+
+#include <spdlog/details/file_helper.h>
+#include <spdlog/details/null_mutex.h>
+#include <spdlog/details/synchronous_factory.h>
+#include <spdlog/sinks/base_sink.h>
+
+#include <mutex>
+#include <string>
+
+namespace spdlog {
+namespace sinks {
+/*
+ * Trivial file sink with single file as target
+ */
+template <typename Mutex>
+class basic_file_sink final : public base_sink<Mutex> {
+public:
+    explicit basic_file_sink(const filename_t &filename,
+                             bool truncate = false,
+                             const file_event_handlers &event_handlers = {});
+    const filename_t &filename() const;
+
+protected:
+    void sink_it_(const details::log_msg &msg) override;
+    void flush_() override;
+
+private:
+    details::file_helper file_helper_;
+};
+
+using basic_file_sink_mt = basic_file_sink<std::mutex>;
+using basic_file_sink_st = basic_file_sink<details::null_mutex>;
+
+}  // namespace sinks
+
+//
+// factory functions
+//
+template <typename Factory = spdlog::synchronous_factory>
+inline std::shared_ptr<logger> basic_logger_mt(const std::string &logger_name,
+                                               const filename_t &filename,
+                                               bool truncate = false,
+                                               const file_event_handlers &event_handlers = {}) {
+    return Factory::template create<sinks::basic_file_sink_mt>(logger_name, filename, truncate,
+                                                               event_handlers);
+}
+
+template <typename Factory = spdlog::synchronous_factory>
+inline std::shared_ptr<logger> basic_logger_st(const std::string &logger_name,
+                                               const filename_t &filename,
+                                               bool truncate = false,
+                                               const file_event_handlers &event_handlers = {}) {
+    return Factory::template create<sinks::basic_file_sink_st>(logger_name, filename, truncate,
+                                                               event_handlers);
+}
+
+}  // namespace spdlog
+
+#ifdef SPDLOG_HEADER_ONLY
+    #include "basic_file_sink-inl.h"
+#endif